import zhconv


def hans_2_hant(hans_str: str):
    '''
    Function: 将 hans_str 由简体转化为繁体
    '''
    return zhconv.convert(hans_str, 'zh-hant')

def hant_2_hans(hant_str: str):
    '''
    Function: 将 hant_str 由繁体转化为简体
    '''
    return zhconv.convert(hant_str, 'zh-hans')